5205469 has 2 divisors, whose sum is σ = 5205470. Its totient is φ = 5205468.

The previous prime is 5205467. The next prime is 5205479. The reversal of 5205469 is 9645025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4782969 + 422500 = 2187^2 + 650^2 .

It is a cyclic number.

It is not a de Polignac number, because 5205469 - 2¹ = 5205467 is a prime.

It is a super-2 number, since 2×5205469² = 54193815019922, which contains 22 as substring.

Together with 5205467, it forms a pair of twin primes.

5205469 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 5205469.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5205461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2602734 + 2602735.

It is an arithmetic number, because the mean of its divisors is an integer number (2602735).

Almost surely, 2^5205469 is an apocalyptic number.

It is an amenable number.

5205469 is a deficient number, since it is larger than the sum of its proper divisors (1).

5205469 is an equidigital number, since it uses as much as digits as its factorization.

5205469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 5205469 is about 2281.5496926431. The cubic root of 5205469 is about 173.3085364758.

The spelling of 5205469 in words is "five million, two hundred five thousand, four hundred sixty-nine".